Add some edge to your game with optional Alienware SFF Advanced Liquid Cooling to enable CPU overclocking, a first for X51. Expect incredibly quiet, but powerful performance when you need it most. A low profile and compact blower design pushes heat outside the rear of the chassis, and a copper cold plate ensures efficient heat transfer. Plus, all units are 100% leak and weight tested to meet quality requirements.

Overclocked performance

The new X51 is outfitted with quad-core 6th Gen Intel? Core? processors and features unlocked K-series processors that enable additional overclocking features so they can be tweaked to boost performance. Our highest-end processor will deliver an overclock of up to 4.4GHz.

With Turbo Boost Technology, your processor runs faster when you need it to and saves battery when you don??t. And Hyper-Threading Technology increases performance on multi-threaded tasks so you can run various programs more smoothly. The X51??s entire engine has been overhauled since the last generation, now built on a foundation that??s based on the Intel Z170 Chipset and the latest DDR4 memory.

Quick connections

Alienware wants to ensure that you win, and with 802.11ac2x2 WiFi, you can connect quickly to download faster, stream easily, and enjoy smoother overall gaming. X51 also includes a Gigabit Ethernet port for maximum networking performance.

Versatile design

Key components ?C including the GPU, CPU, memory and hard drive ?C are easy to access on the Alienware X51, so you can upgrade your arsenal easily. Besides the chassis, your processors, graphics card, memory, wireless controller and hard drives are all upgradeable to support future expansion. Plus, you can maximize your space with dual orientation for vertical or horizontal configuration.

Manage all of your PC??s power with one easy program. Alter your settings ?C extend battery life by dimming lights across separate areas, activating hibernation options or shutting down easily. It??s all under your control.